JavaScript is the most popular programming language in the world. But web applications are notoriously buggy. Kill the bugs and build smoothly-running apps on all JavaScript platforms with help from this Refcard.

Contents Include:

Basics

Common Problems

Debugging JQuery

Mobile Debugging

Debugging Tools … and More!

Refcardz are FREE cheat sheets made just for developers. It’s the easy way to stay on top of the newest technologies!